#include "rlm_redis.h"
static const CONF_PARSER module_config[] = {
- { "hostname", PW_TYPE_STRING_PTR,
- offsetof(REDIS_INST, hostname), NULL, "127.0.0.1"},
- { "port", PW_TYPE_INTEGER,
- offsetof(REDIS_INST, port), NULL, "6379"},
- { "database", PW_TYPE_INTEGER,
- offsetof(REDIS_INST, database), NULL, "0"},
- { "password", PW_TYPE_STRING_PTR,
- offsetof(REDIS_INST, password), NULL, NULL},
+ { "hostname", FR_CONF_OFFSET(PW_TYPE_STRING | PW_TYPE_DEPRECATED, REDIS_INST, hostname), NULL },
+ { "server", FR_CONF_OFFSET(PW_TYPE_STRING | PW_TYPE_REQUIRED, REDIS_INST, hostname), NULL },
+ { "port", FR_CONF_OFFSET(PW_TYPE_SHORT, REDIS_INST, port), "6379" },
+ { "database", FR_CONF_OFFSET(PW_TYPE_INTEGER, REDIS_INST, database), "0" },
+ { "password", FR_CONF_OFFSET(PW_TYPE_STRING | PW_TYPE_SECRET, REDIS_INST, password), NULL },
{ NULL, -1, 0, NULL, NULL} /* end the list */
};
-static int mod_conn_delete(UNUSED void *ctx, void *conn)
+static int _mod_conn_free(REDISSOCK *dissocket)
{
- REDISSOCK *dissocket = conn;
-
redisFree(dissocket->conn);
if (dissocket->reply) {
dissocket->reply = NULL;
}
- talloc_free(dissocket);
- return 1;
+ return 0;
}
-static void *mod_conn_create(void *ctx)
+static void *mod_conn_create(TALLOC_CTX *ctx, void *instance)
{
- REDIS_INST *inst = ctx;
+ REDIS_INST *inst = instance;
REDISSOCK *dissocket = NULL;
redisContext *conn;
+ redisReply *reply = NULL;
char buffer[1024];
conn = redisConnect(inst->hostname, inst->port);
if (conn->err) return NULL;
if (inst->password) {
- redisReply *reply = NULL;
-
snprintf(buffer, sizeof(buffer), "AUTH %s", inst->password);
reply = redisCommand(conn, buffer);
if (!reply) {
- DEBUGE("rlm_redis (%s): Failed to run AUTH",
- inst->xlat_name);
+ ERROR("rlm_redis (%s): Failed to run AUTH", inst->xlat_name);
+
do_close:
if (reply) freeReplyObject(reply);
redisFree(conn);
switch (reply->type) {
case REDIS_REPLY_STATUS:
if (strcmp(reply->str, "OK") != 0) {
- DEBUGE("rlm_redis (%s): Failed authentication: reply %s",
+ ERROR("rlm_redis (%s): Failed authentication: reply %s",
inst->xlat_name, reply->str);
goto do_close;
}
break; /* else it's OK */
default:
- DEBUGE("rlm_redis (%s): Unexpected reply to AUTH",
+ ERROR("rlm_redis (%s): Unexpected reply to AUTH",
inst->xlat_name);
goto do_close;
}
}
if (inst->database) {
- redisReply *reply = NULL;
-
snprintf(buffer, sizeof(buffer), "SELECT %d", inst->database);
reply = redisCommand(conn, buffer);
if (!reply) {
- DEBUGE("rlm_redis (%s): Failed to run SELECT",
+ ERROR("rlm_redis (%s): Failed to run SELECT",
inst->xlat_name);
goto do_close;
}
switch (reply->type) {
case REDIS_REPLY_STATUS:
if (strcmp(reply->str, "OK") != 0) {
- DEBUGE("rlm_redis (%s): Failed SELECT %d: reply %s",
+ ERROR("rlm_redis (%s): Failed SELECT %d: reply %s",
inst->xlat_name, inst->database,
reply->str);
goto do_close;
break; /* else it's OK */
default:
- DEBUGE("rlm_redis (%s): Unexpected reply to SELECT",
+ ERROR("rlm_redis (%s): Unexpected reply to SELECT",
inst->xlat_name);
goto do_close;
}
}
- dissocket = talloc_zero(inst, REDISSOCK);
+ dissocket = talloc_zero(ctx, REDISSOCK);
dissocket->conn = conn;
+ talloc_set_destructor(dissocket, _mod_conn_free);
return dissocket;
}
-static size_t redis_xlat(void *instance, REQUEST *request,
- const char *fmt, char *out, size_t freespace)
+static ssize_t redis_xlat(void *instance, REQUEST *request, char const *fmt, char *out, size_t freespace)
{
REDIS_INST *inst = instance;
REDISSOCK *dissocket;
char buffer[21];
dissocket = fr_connection_get(inst->pool);
- if (!dissocket) {
- DEBUGE("rlm_redis (%s): redis_get_socket() failed",
- inst->xlat_name);
-
- return 0;
- }
+ if (!dissocket) return -1;
/* Query failed for some reason, release socket and return */
if (rlm_redis_query(&dissocket, inst, fmt, request) < 0) {
if ((ret >= freespace) || (!buffer_ptr)) {
RDEBUG("rlm_redis (%s): Can't write result, insufficient space or unsupported result\n",
inst->xlat_name);
- ret = 0;
+ ret = -1;
goto release;
}
-
+
strlcpy(out, buffer_ptr, freespace);
release:
rlm_redis_finish_query(dissocket);
fr_connection_release(inst->pool, dissocket);
-
+
return ret;
}
* Query the redis database
*/
int rlm_redis_query(REDISSOCK **dissocket_p, REDIS_INST *inst,
- const char *query, REQUEST *request)
+ char const *query, REQUEST *request)
{
REDISSOCK *dissocket;
int argc;
- const char *argv[MAX_REDIS_ARGS];
+ char *argv[MAX_REDIS_ARGS];
char argv_buf[MAX_QUERY_LEN];
if (!query || !*query || !inst || !dissocket_p) {
return -1;
}
- argc = rad_expand_xlat(request, query, MAX_REDIS_ARGS, argv, 0,
+ argc = rad_expand_xlat(request, query, MAX_REDIS_ARGS, argv, false,
sizeof(argv_buf), argv_buf);
if (argc <= 0)
return -1;
dissocket = *dissocket_p;
DEBUG2("executing %s ...", argv[0]);
- dissocket->reply = redisCommandArgv(dissocket->conn, argc, argv, NULL);
-
+ dissocket->reply = redisCommandArgv(dissocket->conn, argc, (char const **)(void **)argv, NULL);
if (!dissocket->reply) {
- DEBUGE("rlm_redis: (%s) REDIS error: %s",
- inst->xlat_name, dissocket->conn->errstr);
+ RERROR("%s", dissocket->conn->errstr);
dissocket = fr_connection_reconnect(inst->pool, dissocket);
if (!dissocket) {
dissocket->reply = redisCommand(dissocket->conn, query);
if (!dissocket->reply) {
- DEBUGE("rlm_redis (%s): failed after re-connect",
- inst->xlat_name);
+ RERROR("Failed after re-connect");
fr_connection_del(inst->pool, dissocket);
goto error;
}
}
if (dissocket->reply->type == REDIS_REPLY_ERROR) {
- DEBUGE("rlm_redis (%s): query failed, %s",
- inst->xlat_name, query);
+ RERROR("Query failed, %s", query);
return -1;
}
static int mod_instantiate(CONF_SECTION *conf, void *instance)
{
+ static bool version_done;
+
REDIS_INST *inst = instance;
+ if (!version_done) {
+ version_done = true;
+
+ INFO("rlm_redis: libhiredis version: %i.%i.%i", HIREDIS_MAJOR, HIREDIS_MINOR, HIREDIS_PATCH);
+ }
+
inst->xlat_name = cf_section_name2(conf);
- if (!inst->xlat_name)
- inst->xlat_name = cf_section_name1(conf);
+ if (!inst->xlat_name) inst->xlat_name = cf_section_name1(conf);
xlat_register(inst->xlat_name, redis_xlat, NULL, inst); /* FIXME! */
- inst->pool = fr_connection_pool_init(conf, inst, mod_conn_create, NULL, mod_conn_delete, NULL);
+ inst->pool = fr_connection_pool_init(conf, inst, mod_conn_create, NULL, NULL, NULL);
if (!inst->pool) {
return -1;
}